

#include <stdio.h>

int main(int argc, char argv[])
{
short int v = -12345;
unsigned short uv = (unsigned short)v;
printf("v=%d,uv=%d\n",v,uv);
getchar();
return 0;
}

=======
int main(void){
int a,b;
printf("enter two numbers:");
scanf("%d %d",&a,&b);
printf("add:%d\n",add(a,b));
printf("sub:%d\n",sub(a,b));
printf("mul:%d\n",mul(a,b));
printf("div:%lf\n",div(a,b));
return 0;
}
